# 第一块代码
# print ("你好啊，世界");print ("hello");
# Name = "花在"
# name = "hauhua"
# print(Name);print(name);

#第一行注释

'''
啦啦啦
啦啦啦
啦啦啦
'''

"""
可视对讲付款进度
累死了
"""

# 第二块代码
# name = "spring"
# age = 32
# if name:
#   print("spring")
# else:
#   print(age)

# 第三块代码

# total = "total1""total2""total3";
# print(total);

# 第四块代码

num = 3E-2;
print(num);

num =   


